jebl.math
Interface MultivariateFunction

All Known Implementing Classes:

Coalescent

public interface MultivariateFunction

interface for a function of several variables

Author:

Korbinian Strimmer

Method Summary

double	evaluate(double[] argument) compute function value
double	getLowerBound(int n) get lower bound of argument n
int	getNumArguments() get number of arguments
OrthogonalHints	getOrthogonalHints()
double	getUpperBound(int n) get upper bound of argument n

Method Detail

evaluate

double evaluate(double[] argument)

compute function value

Parameters:

argument - function argument (vector)

Returns:

function value

getNumArguments

int getNumArguments()

get number of arguments

Returns:

number of arguments

getLowerBound

double getLowerBound(int n)

get lower bound of argument n

Parameters:

n - argument number

Returns:

lower bound

getUpperBound

double getUpperBound(int n)

get upper bound of argument n

Parameters:

n - argument number

Returns:

upper bound

getOrthogonalHints

OrthogonalHints getOrthogonalHints()

Returns:

an Orthogonal Hints object that can be used by Orthogonal based optimisers to get information about the function